Moved some scripts to a utils folder

Renamed upload route to file as its more approprete
Fixed random CSS issues that occur on older browsers or Safari

gallery/themes/default/components/elements/pop-up.sass

@@ -15,7 +15,7 @@
     transition: opacity 0.2s ease
 
     .pop-up__click-off
-        width: 100vw
+        width: 100%
         height: 100vh
 
         position: absolute
@@ -52,7 +52,6 @@
 
         width: 100%
         height: auto
-        max-height: 50vh
 
         display: flex
         flex-direction: column
@@ -151,12 +150,9 @@
         left: 0
         bottom: 0
 
-        backdrop-filter: blur(0.5rem)
-
         .pop-up-wrapper
             width: calc(100vw - 1rem)
-            max-height: calc(100vh - 1rem)
-            max-height: calc(100dvh - 1rem)
+            max-height: 99vh
 
             left: 0.5rem
             bottom: 0.5rem

gallery/themes/default/components/image-view/fullscreen.sass

@@ -3,6 +3,7 @@
     padding: 0 0 0 3.5rem
 
     width: 100%
+    height: 100%
     height: 100dvh
 
     position: fixed

gallery/themes/default/components/navigation.sass

@@ -3,6 +3,7 @@
     padding: 0
 
     width: 3.5rem
+    height: 100%
     height: 100dvh
 
     display: flex